Tutoring Videos for CH 221 - General Chemistry
at UO*

Official course description: First term of the three-term university chemistry sequence: components
of matter, quantitative relationships, atomic structure, thermochemistry,
and major classes of chemical reactionsof the elements. Lectures.
Students cannot receive credit for both CH 221 and 224H.
Prereq: high school chemistry; pre- or coreq: MATH 111. Concurrent CH
227 or 237 recommended.